I'm using linq to query data, but some times it cause sql lock:

Language Event 0 (@new_safid0 uniqueidentifier)select
top 5001 "new_sample_application_details0".new_materialid as "new_materialid"
, "new_sample_application_details0".new_sample_application_detailsId as "new_sample_application_detailsid"
, "new_sample_application_details0".new_materialidName as "new_materialidname"
from
new_sample_application_details as "new_sample_application_details0"
where
(("new_sample_application_details0".new_safid = @new_safid0)) order by
"new_sample_application_details0".new_sample_application_detailsId asc
Any suggestion? thanks in advance.
Awen